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Theinternet--adouble-edgedswordInternetisaninternationalcomputernetworkconnectingothernetworksandcomputersfromcompanies,universities,etc.Atpresent,Internetbecomeausefulassistantforus.However,everycoinhastwosides,theInternetalsohasitsownadvantagesanddisadvantages.Ononehand,webenefitalotfromcomputers.Weliveinamessageexplosiontimes,weonlyneedtositinfrontofacomputeroranyothernetworkterminal,tokonwthelatestthingsortocheckanythingyoudon'tknow.Theinternetalsohelpussavealotoftime.Themessagewastransferedsofastandsovividthatwedon'thavetowalkoutorhaveafacetofacemeettoresolvesomebusiness.Wecanalsomakefriendsbyinternet.Ontheotherhand,theexplosionmessageswerepushedtouswhetheryouneeditornot.Sowehavetospendalotoftimetofigureoutwhichoneisauseful.Wedon'thavetohaveafacetofacetalkmosttime,sowefeellonelyandsometimes.Moreandmoreteenagersareaddictedtovirtualworldandtheyallplaycomputergameseverydaytheywant,leadingtoaterribleresult.Theworstrespectisthatitgruduallyeatourhealth.Wesitmoreandwalkless,thatcausedbackbonedisease.Thecomputerradiationaffectourbody,andsomanydiseasearecausedbyit.EventhoughtheusageofInternethasbothpositiveandnegativeeffecttome,IstillconsiderInternetisasymboloftechnologydevelopment.IbelieveIcanusetheInternetverywellaslongasIknowhowtocontrolmyself.